package com.wavehi.data_access_druid.other;

import javax.swing.plaf.basic.BasicScrollPaneUI;
import java.util.HashMap;

/**
 * @Author WaveHi
 * @Date 18/11/2021 下午 4:30
 * @Version 1.0
 * @Contact HJBWaveHi@163.com
 * @Description
 */
public class ForMyTestClass {

    public static void main(String[] args) {

        HashMap<String, String> hashMap = new HashMap<>(16);
        hashMap.put("nameUp", "Tom");
        String name = hashMap.get("nameUp");
        hashMap.remove("nameUp");
    }
}
